libc/stdio/_store_inttype.c

   1 /* Copyright (C) 2004       Manuel Novoa III    <mjn3@codepoet.org>
   2  *
   3  * GNU Library General Public License (LGPL) version 2 or later.
   4  *
   5  * Dedicated to Toni.  See uClibc/DEDICATION.mjn3 for details.
   6  */
   7
   8 #include "_stdio.h"
   9 #include <printf.h>
  10
  11 /* Right now, we assume intmax_t is either long or long long */
  12
  13 #ifdef INTMAX_MAX
  14
  15 #ifdef LLONG_MAX
  16
  17 #if INTMAX_MAX > LLONG_MAX
  18 #error INTMAX_MAX > LLONG_MAX!  The printf code needs to be updated!
  19 #endif
  20
  21 #elif INTMAX_MAX > LONG_MAX
  22
  23 #error No LLONG_MAX and INTMAX_MAX > LONG_MAX!  The printf code needs to be updated!
  24
  25 #endif /* LLONG_MAX */
  26
  27 #endif /* INTMAX_MAX */
  28
  29 /* We assume int may be short or long, but short and long are different. */
  30
  31 void _store_inttype(register void *dest, int desttype, uintmax_t val)
  32 {
  33         if (desttype == __PA_FLAG_CHAR) { /* assume char not int */
  34                 *((unsigned char *) dest) = val;
  35                 return;
  36         }
  37 #if defined(LLONG_MAX) && (INT_MAX != LLONG_MAX)
  38         if (desttype == PA_FLAG_LONG_LONG) {
  39                 *((unsigned long long int *) dest) = val;
  40                 return;
  41         }
  42 #endif /* LLONG_MAX */
  43 #if SHRT_MAX != INT_MAX
  44         if (desttype == PA_FLAG_SHORT) {
  45                 *((unsigned short int *) dest) = val;
  46                 return;
  47         }
  48 #endif /* SHRT_MAX */
  49 #if LONG_MAX != INT_MAX
  50         if (desttype == PA_FLAG_LONG) {
  51                 *((unsigned long int *) dest) = val;
  52                 return;
  53         }
  54 #endif /* LONG_MAX */
  55
  56         *((unsigned int *) dest) = val;
  57 }